/* ============================================================
   INNOVATIVE SOLUTION — Industrial Support Services
   Design system: orange + deep indigo on clean neutrals
   ============================================================ */

:root{
  /* Brand */
  --navy:#1f2a6e;          /* primary indigo from logo */
  --navy-700:#18215a;
  --navy-800:#121a48;
  --ink:#10162f;           /* heading / near-black navy */
  --orange:#ef8722;        /* accent from logo arrow */
  --orange-600:#e0751a;
  --orange-100:#fdf0e2;

  /* Neutrals */
  --bg:#ffffff;
  --bg-soft:#f5f7fb;
  --bg-soft-2:#eef1f8;
  --text:#3b4356;
  --muted:#6c7488;
  --line:#e4e8f1;
  --line-2:#d8deea;

  /* Type */
  --display:'Sora',system-ui,sans-serif;
  --body:'IBM Plex Sans',system-ui,sans-serif;

  /* Geometry */
  --r-sm:8px;
  --r:12px;
  --r-lg:18px;
  --r-xl:26px;
  --shadow-sm:0 1px 2px rgba(16,22,47,.05), 0 2px 8px rgba(16,22,47,.04);
  --shadow:0 6px 18px rgba(16,22,47,.07), 0 2px 6px rgba(16,22,47,.04);
  --shadow-lg:0 24px 60px rgba(16,22,47,.13), 0 8px 22px rgba(16,22,47,.07);
  --maxw:1380px;
  --gut:clamp(20px,5vw,56px);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--body);
  color:var(--text);
  background:var(--bg);
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4,h5{font-family:var(--display);color:var(--ink);line-height:1.1;font-weight:700;letter-spacing:-.02em}
::selection{background:var(--orange);color:#fff}

/* ---------- Layout helpers ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gut)}
.section{padding-block:clamp(64px,8vw,112px)}
.section.soft{background:var(--bg-soft)}
.eyebrow{
  font-family:var(--display);font-weight:600;font-size:13px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--orange);display:inline-flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--orange);display:inline-block}
.eyebrow.center{justify-content:center}
.eyebrow.center::after{content:"";width:26px;height:2px;background:var(--orange);display:inline-block}
.head{max-width:680px}
.head.center{margin-inline:auto;text-align:center}
.head h2{font-size:clamp(30px,4vw,46px);margin:16px 0 0}
.head p{margin-top:18px;color:var(--muted);font-size:18px}
.lead{font-size:19px;color:var(--text)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;font-family:var(--display);font-weight:600;
  font-size:15px;padding:14px 26px;border-radius:var(--r-sm);border:1.5px solid transparent;
  transition:transform .18s ease, box-shadow .25s ease, background .2s ease, color .2s ease;
  white-space:nowrap;
}
.btn svg{width:18px;height:18px}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 8px 20px rgba(239,135,34,.28)}
.btn-primary:hover{background:var(--orange-600);transform:translateY(-2px);box-shadow:0 14px 28px rgba(239,135,34,.34)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-700);transform:translateY(-2px)}
.btn-ghost{border-color:rgba(255,255,255,.4);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff}
.btn-outline{border-color:var(--line-2);color:var(--ink);background:#fff}
.btn-outline:hover{border-color:var(--navy);color:var(--navy);transform:translateY(-2px)}
.btn-lg{padding:17px 34px;font-size:16px}
.btn-link{color:var(--navy);font-family:var(--display);font-weight:600;font-size:15px;display:inline-flex;align-items:center;gap:8px}
.btn-link svg{width:17px;height:17px;transition:transform .2s ease}
.btn-link:hover{color:var(--orange)}
.btn-link:hover svg{transform:translateX(4px)}

/* ---------- Top bar ---------- */
.topbar{background:var(--navy-800);color:#cfd6ef;font-size:13.5px}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;min-height:44px;gap:18px}
.topbar a{color:#cfd6ef;transition:color .2s}
.topbar a:hover{color:#fff}
.topbar .ti{display:inline-flex;align-items:center;gap:8px}
.topbar .ti svg{width:15px;height:15px;color:var(--orange)}
.topbar-left{display:flex;gap:26px;align-items:center}
.topbar-right{display:flex;gap:18px;align-items:center}
.topbar .ti.phone{font-weight:600;color:#fff}
.topbar .ti.phone svg{color:var(--orange)}
.topbar .socials{display:flex;gap:6px}
.topbar .socials a{width:28px;height:28px;display:grid;place-items:center;border-radius:6px;background:rgba(255,255,255,.08)}
.topbar .socials a:hover{background:var(--orange)}
.topbar .socials svg{width:14px;height:14px}

/* ---------- Header ---------- */
.header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .3s ease}
.header.scrolled{box-shadow:var(--shadow)}
.header .wrap{display:flex;align-items:center;justify-content:space-between;min-height:94px;gap:24px}
.brand{display:flex;flex-direction:row;align-items:center;gap:13px;line-height:1}
.brand img{height:56px;width:auto}
.brand-text{display:flex;flex-direction:column;gap:5px}
.brand-name{font-family:var(--display);font-weight:700;font-size:18px;color:var(--navy);letter-spacing:-.01em;line-height:1;white-space:nowrap}
.brand .bt-tag{font-family:var(--display);font-size:10.5px;letter-spacing:.2em;color:var(--orange);text-transform:uppercase;font-weight:600}

.nav{display:flex;align-items:center;gap:4px}
.nav a{font-family:var(--display);font-weight:500;font-size:15px;color:var(--ink);padding:10px 14px;border-radius:8px;position:relative;transition:color .2s,background .2s}
.nav a:hover{color:var(--navy);background:var(--bg-soft)}
.nav a.active{color:var(--navy)}
.nav a.active::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;background:var(--orange);border-radius:2px}
.nav .has-drop{position:relative}
.nav .has-drop > a{display:inline-flex;align-items:center;gap:5px}
.nav .has-drop > a svg{width:14px;height:14px;transition:transform .2s}
.nav .has-drop:hover > a svg{transform:rotate(180deg)}
.drop{position:absolute;top:100%;left:0;background:#fff;border:1px solid var(--line);border-radius:var(--r);
  box-shadow:var(--shadow-lg);min-width:248px;padding:8px;opacity:0;visibility:hidden;transform:translateY(8px);
  transition:.22s ease;z-index:5}
.nav .has-drop:hover .drop{opacity:1;visibility:visible;transform:translateY(6px)}
.drop a{display:block;padding:11px 14px;border-radius:8px;font-size:14.5px;font-weight:500;color:var(--text)}
.drop a:hover{background:var(--bg-soft);color:var(--navy)}
.drop a::after{display:none}

.header-cta{display:flex;align-items:center;gap:18px}
.header-phone{display:flex;align-items:center;gap:11px;flex:none}
.header-phone > span{display:flex;flex-direction:column;flex:none;white-space:nowrap}
.header-phone .ic{width:42px;height:42px;border-radius:10px;background:var(--orange-100);display:grid;place-items:center;color:var(--orange);flex:none}
.header-phone .ic svg{width:20px;height:20px}
.header-phone small{display:block;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:600;font-family:var(--display);white-space:nowrap}
.header-phone b{font-family:var(--display);color:var(--ink);font-size:16px;white-space:nowrap}

.burger{display:none;width:46px;height:46px;border:1px solid var(--line);background:#fff;border-radius:10px;
  flex-direction:column;gap:5px;align-items:center;justify-content:center}
.burger span{width:20px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* mobile drawer */
.m-nav{position:fixed;inset:0 0 0 auto;width:min(360px,86vw);background:#fff;z-index:120;transform:translateX(100%);
  transition:transform .32s cubic-bezier(.4,0,.2,1);box-shadow:var(--shadow-lg);padding:28px 24px;overflow-y:auto;display:flex;flex-direction:column;gap:6px}
.m-nav.open{transform:translateX(0)}
.m-nav a{font-family:var(--display);font-weight:500;font-size:17px;color:var(--ink);padding:13px 8px;border-bottom:1px solid var(--line)}
.m-nav .m-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.m-nav .m-close{width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:10px;font-size:22px;color:var(--ink);display:grid;place-items:center}
.scrim{position:fixed;inset:0;background:rgba(16,22,47,.45);z-index:110;opacity:0;visibility:hidden;transition:.3s}
.scrim.open{opacity:1;visibility:visible}

/* ---------- Placeholder media ---------- */
.ph{
  position:relative;background:
    repeating-linear-gradient(135deg,#e9edf6 0 14px,#eef2f9 14px 28px);
  border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
  display:grid;place-items:center;color:#9aa3ba;
}
.ph::after{
  content:attr(data-label);font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:.04em;
  color:#8a93ad;background:rgba(255,255,255,.78);padding:6px 12px;border-radius:6px;border:1px solid var(--line);
  text-align:center;max-width:80%;
}
.ph.dark{background:repeating-linear-gradient(135deg,#1a2356 0 14px,#1e2962 14px 28px);border-color:#2a347a}
.ph.dark::after{color:#aeb8e0;background:rgba(18,26,72,.6);border-color:#33408a}
/* filled image tiles */
.ph.filled{background-size:cover;background-position:center;background-repeat:no-repeat;border-color:transparent}
.ph.filled::after{content:none;display:none}

/* ---------- Cards / generic ---------- */
.grid{display:grid;gap:24px}
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.08s}
.reveal[data-d="2"]{transition-delay:.16s}
.reveal[data-d="3"]{transition-delay:.24s}
.reveal[data-d="4"]{transition-delay:.32s}
.reveal[data-d="5"]{transition-delay:.40s}

/* ---------- Footer ---------- */
.footer{background:var(--navy-800);color:#aeb6d6;padding-top:72px;font-size:15px}
.footer h4{color:#fff;font-size:16px;letter-spacing:.02em;margin-bottom:22px;font-weight:600}
.footer a{color:#aeb6d6;transition:color .2s}
.footer a:hover{color:#fff}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:54px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand img{height:46px;margin-bottom:20px;background:#fff;padding:8px 10px;border-radius:10px}
.footer-brand p{max-width:320px;line-height:1.7}
.footer ul{list-style:none;display:flex;flex-direction:column;gap:12px}
.footer .fcon{display:flex;gap:12px;align-items:flex-start;margin-bottom:16px}
.footer .fcon svg{width:18px;height:18px;color:var(--orange);flex:none;margin-top:3px}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-block:26px;flex-wrap:wrap;font-size:13.5px;color:#8b93b5}
.footer .fsoc{display:flex;gap:10px;margin-top:22px}
.footer .fsoc a{width:38px;height:38px;border-radius:9px;background:rgba(255,255,255,.08);display:grid;place-items:center}
.footer .fsoc a:hover{background:var(--orange)}
.footer .fsoc svg{width:17px;height:17px}

/* ---------- Footer (light variant) ---------- */
.footer.light{background:var(--bg-soft);color:var(--muted);border-top:1px solid var(--line)}
.footer.light h4{color:var(--ink)}
.footer.light a{color:var(--muted)}
.footer.light a:hover{color:var(--navy)}
.footer.light .footer-grid{border-bottom-color:var(--line)}
.footer.light .footer-brand img{background:transparent;padding:0}
.footer.light .footer-brand p{color:var(--muted)}
.footer.light .fcon span{color:var(--text)}
.footer.light .footer-bottom{color:var(--muted)}
.footer.light .fsoc a{background:#fff;border:1px solid var(--line);color:var(--navy)}
.footer.light .fsoc a:hover{background:var(--orange);border-color:var(--orange);color:#fff}

/* ---------- Page hero (inner pages) ---------- */
.page-hero{position:relative;background:var(--navy-800);color:#fff;padding-block:clamp(72px,10vw,128px);overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(900px 400px at 85% -10%,rgba(239,135,34,.22),transparent 60%),
  radial-gradient(700px 500px at 0% 120%,rgba(47,62,160,.5),transparent 60%)}
.page-hero .wrap{position:relative}
.page-hero h1{font-size:clamp(36px,5.5vw,62px);color:#fff;max-width:780px}
.page-hero p{color:#c4cbe8;font-size:19px;max-width:620px;margin-top:18px}
.crumb{display:flex;gap:8px;align-items:center;font-size:14px;color:#aeb6d6;margin-bottom:22px;font-family:var(--display);font-weight:500}
.crumb a:hover{color:#fff}
.crumb span{color:var(--orange)}

@media (max-width:1080px){
  .nav,.header-phone{display:none}
  .burger{display:flex}
  .header-cta .btn{display:none}
}
@media (max-width:860px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .topbar-left .hide-sm{display:none}
}
@media (max-width:560px){
  body{font-size:16px}
  .footer-grid{grid-template-columns:1fr}
  .topbar-left{gap:16px}
  /* phones: just email + phone, each on one line */
  .topbar .hide-sm,.topbar .socials{display:none}
  .topbar{font-size:12.5px}
  .topbar .ti{white-space:nowrap}
  .topbar .wrap{gap:4px 16px;flex-wrap:wrap;justify-content:center;padding-block:8px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important}
  .reveal{opacity:1;transform:none}
}